
Quick answer — "DanMachi S4 - Ending 2 | Kirikizu" by sajou no hana is the ending theme of Is It Wrong to Try to Pick Up Girls in a Dungeon? IV.
"DanMachi S4 - Ending 2 | Kirikizu" by sajou no hana is the ending theme of Is It Wrong to Try to Pick Up Girls in a Dungeon? IV.
"DanMachi S4 - Ending 2 | Kirikizu" is performed by sajou no hana.